Move getusername/getgroupname to lib. (Return name or string representation

of number, but never NULL. Both returned in static buffer good through
next call.)

1 files changed, 2 insertions, 0 deletions

diff --git a/lib/lib.h b/lib/lib.h
index 520a5ed6..67d53035 100644
--- a/lib/lib.h
+++ b/lib/lib.h
@@ -223,6 +223,8 @@ int readlinkat0(int dirfd, char *path, char *buf, int len);
 int readlink0(char *path, char *buf, int len);
 int regexec0(regex_t *preg, char *string, long len, int nmatch,
   regmatch_t pmatch[], int eflags);
+char *getusername(uid_t uid);
+char *getgroupname(gid_t gid);
 
 #define HR_SPACE 1 // Space between number and units
 #define HR_B     2 // Use "B" for single byte units